:root {
	--primary-color: #004ea2;
	--secondary-color: #ffc107;
	--dark: #022b58;
}

body {
	font-family: system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue",
		Arial;
}
.topbar {
	background: var(--primary-color);
	color: #fff;
	font-size: 14px;
}
.navbar-brand {
	color: var(--primary-color);
	font-weight: 700;
}
.hero {
	min-height: 420px;
	background: url("https://via.placeholder.com/1600x600") center/cover no-repeat;
	position: relative;
	color: #fff;
}
.hero::after {
	content: "";
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.45));
}
.hero-content {
	position: relative;
	z-index: 2;
	padding: 80px 0;
}
.card-hover {
	transition: transform 0.28s ease, box-shadow 0.28s ease;
}
.card-hover:hover {
	transform: translateY(-6px);
	box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.alumni-card img {
	border-radius: 8px;
	height: 220px;
	object-fit: cover;
	width: 100%;
}
.event-card img {
	height: 180px;
	object-fit: cover;
	border-radius: 8px;
}
.gallery img {
	height: 160px;
	object-fit: cover;
	border-radius: 6px;
}

footer {
	background: var(--dark);
	color: #fff;
	padding: 40px 0;
	margin-top: 40px;
}
a.primary-link {
	color: var(--primary-color);
	font-weight: 600;
	text-decoration: none;
}
.btn-primary {
	background: var(--primary-color);
	border-color: var(--primary-color);
}

@media (max-width: 768px) {
	.hero {
		min-height: 300px;
	}
	.hero-content {
		padding: 40px 0;
	}
	.alumni-card img {
		height: 180px;
	}
}